
Chrome-Corundum Brick
Chrome-corundum brick (Al₂O₃≥90%, Cr₂O₃ 3-8%, refractoriness ≥1950℃) adds chromia to a corundum base for strong resistance to glass melt attack, slag and washout.
Learn More →Gasifier chambers face high-temperature slag attack; high-purity chrome-corundum bricks and quench-chamber linings set campaign length.
Problem-by-problem analysis with solutions and recommended refractories

Chrome-corundum brick (Al₂O₃≥90%, Cr₂O₃ 3-8%, refractoriness ≥1950℃) adds chromia to a corundum base for strong resistance to glass melt attack, slag and washout.
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Corundum brick with Al₂O₃≥99% and refractoriness ≥2000℃ is chemically pure, resisting high temperature and gas/dust scouring—the premium refractory for critical hot zones.
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Silicon carbide brick (SiC≥85%, refractoriness ≥1900℃, CCS≥120MPa) offers high thermal conductivity, extreme wear resistance, thermal-shock resistance and molten-salt resistance—preferred for waste incineration and hot abrasion duties.
Learn More →The cracking furnace radiant section runs long campaigns at high temperature; low-cement corundum-mullite castables are the mainstream lining.
View Problems & Solutions →Core thermal equipment of waste-to-energy plants, with severe high-temperature, alkali-chloride corrosion and mechanical wear in kiln and secondary combustion chamber
View Problems & Solutions →FCC regenerator and cyclone linings are eroded by high-velocity catalyst; two-layer linings and hexmesh structures are key.
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